Combine sugar, yeast and a little of the warm water in a small bowl. Dissolve the yeast, cover and let sit until foamy

Combine Flour and salt.

Add yeast, remaining water and 2/3rds of flour in mixing bowl with dough hook. Mix until sticky and combined. Slowly add rest of flour and butter.

Mix on low until soft dough forms. If dough looks dry and breaks apart easy while mixing add teaspoons of water one at a time allowing each to become fully incorporated into dough before adding another.